diff --git a/ems-admin/src/main/resources/application-prod.yml b/ems-admin/src/main/resources/application-prod.yml
index 5f7be2a..50100c4 100644
--- a/ems-admin/src/main/resources/application-prod.yml
+++ b/ems-admin/src/main/resources/application-prod.yml
@@ -187,10 +187,10 @@ xss:
   urlPatterns: /system/*,/monitor/*,/tool/*
 
 mqtt:
-  broker.url: tcp://122.51.194.184:1883
+  broker.url: tcp://121.5.164.6:1883
   client.id: ems-cloud
-  username: dmbroker
-  #password: qwer1234
+  username: admin
+  password: Aa112211!
   connection-timeout: 15
   keep-alive-interval: 30
   automatic-reconnect: true